We’ll understand if you’re puzzled by the eerie image below. It’s a tiny piece of the Lassa virus, which can double a person over in pain, make their head swell and, in some cases, quickly result in ...

Princeton scientists are peering into the smallest corners of matter using an exceptional collection of sophisticated microscopes — some so big they fill a room. These remarkable instruments have ...

With a new microscope that's as light as a penny, researchers can now observe broad swaths of the brain in action as mice move about and interact with their environments. As a mouse explores its ...

Researchers at Caltech have developed a miniature microscope system that enables imaging without the use of lenses or optics and may be relatively inexpensive to mass-produce. The future of microscopy ...